A State Rarity Rank of S1 means: Typically 5 or fewer occurrences, very few remaining individuals, acres, or miles of stream, or some factor of its biology makes it especially vulnerable in New York State.

Global Rarity Rank:G2

A Global Rarity Rank of G2 means: Imperiled globally because of rarity (6 - 20 occurrences, or few remaining acres, or miles of stream) or very vulnerable to extinction throughout its range because of other factors.

Did you know?
Did you know you can canoe through one of the largest tidal swamps in the state? Accessible from Ramshorn Creek, you can canoe to Ramshorn-Livingston Sanctuary, a preserve that includes a 400-acre tidal swamp. The sanctuary is owned and managed the National Audubon Society and Scenic Hudson. Educational programs, including field trips for school groups and birding trips are offered. Bald eagles, waterfowl, woodcocks, and other birds and wildlife have been spotted on the property. To visit the preserve, go to http://ny.audubon.org/ramshorn.htm

An uncommon natural community occurring in a very restricted area in the state. Additionally, this community occurs at the juncture between the Hudson River and land, an area that is commonly developed. Many sites were likely lost historically as a result.